OpenTechnical

OT-2026-000095100

Publication integrity record

Three cup vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000095100) never changes.

Identity and time

Publication numberOT-2026-000095100 · never reused
Internal UUID01a0ae9f-2df1-77b4-bb37-3648fb07b1ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095100
StatusPUBLIC

Content hashes

Canonical textce5f63510f02b933fa639daed825bb04b7e5780071e0ae778a03ba655cb9a97c
Markdownc15b10004bb9b9c23d0b0efd1b480c4f71ab72d4b8dd6fc757c1185684a6d794
PDF
Publication page8cad1aed5d0de7147718a508dfb7c5c905fe8ee1fe497810572a09d10aa6bbe1
Manifest071b88b2d2d55dd14ede2b0ba36f6a368f128ad184ef5df34afee80ca7175055

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturewdTvNBHOiJP9aeBF1fNObZUIH6mgCTZKIsg6FqCKWM+EJ90xdqzh0PZbdnGYtDE1KdUNSu/Q+NOEjj97ZPYvBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:42.525214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095100
observed 8cad1aed5d0de7147718a508dfb7c5c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:42.507557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095100/manifest.json
observed 071b88b2d2d55dd14ede2b0ba36f6a36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:42.488096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095100/publication.md
observed c15b10004bb9b9c23d0b0efd1b480c4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:42.467974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095100/publication.txt
observed ce5f63510f02b933fa639daed825bb04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.